slow growing economy. using less of it. and a lot of the bottlenecks, refinery problems, clearing up. the national arriverage, $3.30. and people in the industry continue to expect to watch prices to fall. and on it is west coast, biggest drops. still higher this year than last, but trend, they have been cut here. >> one thing we need to know about our money? >> the one thing about money, the choice of a college degree affects how much money you make. engineering majors earn 3.5 million over a 40-year career. median earnings for all majors, 2.4 million. and education, 1.8 million. this goes into our discussion, should be lower tuition for students in the in-demand fields. they should make more money. >> not all about money. let's be clear. science, technology, math, fantastic things, but we need to be careful about undervaluing things like english, languages, arts. >> one of the reasons why we are so innovative. all of the stem majors, but they say how do we make a university system like the american university system and th